Specifications

Contents
Power Button/LED assembly ............................................................................................................2-28
PCI-X Expansion Boards.........................................................................................................................2-29
Performance Balancing .....................................................................................................................2-30
PCI-X Expansion Boards ..................................................................................................................2-30
SCSI Cables .............................................................................................................................................2-32
Front Fan Cage ..................................................................................................................................2-33
Pass-Through Board..........................................................................................................................2-34
Diagnostic Display Board and Lightpipe ..........................................................................................2-35
Rear Fan Cage ...................................................................................................................................2-36
Battery-Backed Write Cache Assembly............................................................................................2-37
SCSI Backplane.................................................................................................................................2-39
System Battery ..................................................................................................................................2-40
System Board ....................................................................................................................................2-42
AC Filter Cable Assembly.................................................................................................................2-45
Re-entering the Server Serial Number.....................................................................................................2-48
Chapter 3
Diagnostic Tools
Chapter 4
Server Component Identification
Connectors .................................................................................................................................................4-1
Rear Panel............................................................................................................................................4-2
SCSI Backplane Board........................................................................................................................4-3
Processor Memory Board....................................................................................................................4-4
Processor and Processor Power Module..............................................................................................4-5
LEDs ..........................................................................................................................................................4-6
Front Panel ..........................................................................................................................................4-6
QuickFind Diagnostic Display ............................................................................................................4-7
Hot-Plug SCSI Hard Drive..................................................................................................................4-9
Hot-Plug Fan .....................................................................................................................................4-11
Hot-Plug Power Supplies ..................................................................................................................4-12
NIC LEDs..........................................................................................................................................4-13
Battery-Backed Write Cache Enabler......................................................................................................4-14
Internal Diagnostic Display...............................................................................................................4-15
System Board Switches............................................................................................................................4-16
System Maintenance Switch (SW3)..................................................................................................4-17
System ID switch (SW4)...................................................................................................................4-19
iLO/Redundant ROM Override Switch (SW5) .................................................................................4-20
Non-Maskable Interrupt (NMI) Switch.............................................................................................4-21
Rear Unit Identification LED Switch.......................................................................................................4-22
Chapter 5
Troubleshooting
If the Server Does Not Start.......................................................................................................................5-2
Diagnostic Steps.........................................................................................................................................5-4
Problems After Initial Boot........................................................................................................................5-9
Troubleshooting a Failed Processor.........................................................................................................5-11
Two-Processor Memory Board Configuration..................................................................................5-11
Four-Processor Memory Board Configuration..................................................................................5-12
iv HP ProLiant DL585 Server Maintenance and Service Guide